These 10 previously-unannounced stamps will be issued May 23, on the first day of Boston 2026.
From the USPS:
The Treasures of the Revolutionary Era stamps will be issued as part of the opening ceremony for the 2026 Boston World Exposition.
To mark the 250th anniversary of the American Revolution, the U.S. Postal Service presents this 20-stamp prestige booklet as part of a broader USPS initiative commemorating 250 years of American independence. Centered on 10 compelling objects from the era, the booklet offers a vivid connection to the symbols and stories that helped shape the United States. Reflecting the booklet’s focus on tangible history, the featured objects range from simple tools to powerful symbols of national purpose drawn from museum collections and historical archives. To complement the stamps, the booklet also includes images and background text that place each object in historical context, connecting everyday experiences to the larger forces at work during the Revolutionary era. Ethel Kessler, an art director for USPS, designed the booklet and stamps.
Additional information will appear below the line, with the most recent nearest the top.
Updated April 20th:
Here are the first-day postmarks for this issue:
The Digital Color Postmark measures 2.88″ x 1.50″ 
The Pictorial Postmark measures 2.49″ x 1.24″
Updated April 15th:
On May 23, 2026, in Boston, MA, the Postal Service™ will issue the Treasures of the Revolutionary Era prestige booklet (Item Number 894700) featuring 20 commemorative stamps (Forever® priced at the First-Class Mail® rate), in ten designs, on two pressure-sensitive adhesive (PSA) sheets of 10. The prestige booklet will go on sale nationwide May 23, 2026, and must not be sold or canceled before the first-day-of-issue.
Marking the 250th anniversary of the American Revolution, this prestige booklet highlights 10 compelling objects from the era, offering a vivid way to experience the symbols and stories that helped shape the United States. It contains 20 exclusive First-Class Forever® stamps, arranged in two identical blocks of 10. The objects include an inscribed teapot, paper currency, the Commander-in-Chief Flag, a watercolor depicting George Washington’s varied army, a powder horn, a spinning wheel, a map of the Battle of Yorktown, the Badge of Military Merit, a treaty wampum belt, and a patriotic signboard. Art director Ethel Kessler designed both the stamps and the prestige booklet.
No automatic distribution.
How to Order the First-Day-of-Issue Postmark:
The first-day-of-issue postmark is a postmark notating the day a stamp is first authorized for use by the Postal Service™. Customers have 120 days to obtain the first-day-of-issue postmark by mail. All requests for first-day-of-issue postmarks (Traditional or Digital Color Postmark) must be sent to the following address with the choice of Traditional or Digital Color Postmark identified. All orders must be postmarked by September 26, 2026.
FDOI – Treasures of the Revolutionary Era Stamps
USPS Stamp Fulfillment Services
8300 NE Underground Drive, Suite 300
Kansas City, MO 64144-9900
The Technical Specifications are not yet available.
Updated April 12th:
According to the USA Philatelic catalogue Spring Edition, this prestige booklet, containing two panes of 10 stamps, will cost $28.95. (Item 894704)
Like the stamps. For once the subject matter, timing, and location really make sense, because of both the 250th anniversary and the stamp show being in Boston.
The name of the designer isn’t listed, but those designs have “Derry Noyes” written all over them.